Home / 141,121,738,349.33-211,723,914,476.36-45,505,834,198.60

Finding the Fourth Proportional to 141,121,738,349.33, 211,723,914,476.36 and 45,505,834,198.60

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Solution

The fourth proportional to 141,121,738,349.33, 211,723,914,476.36 and 45,505,834,198.60 is: 68,272,071,055.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,121,738,349.33 : 211,723,914,476.36 = 45,505,834,198.60 : x
  2. Step 2: Convert to fraction form
    141,121,738,349.33/211,723,914,476.36 = 45,505,834,198.60/x
  3. Step 3: Cross multiply
    141,121,738,349.33x = 211,723,914,476.36 × 45,505,834,198.60
  4. Step 4: Simplify right side
    141,121,738,349.33x = 9,634,673,348,040,649,080,832
  5. Step 5: Solve for x
    x = 9,634,673,348,040,649,080,832/141,121,738,349.33
  6. Step 6: Final answer
    x = 68,272,071,055.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.